Posts Tagged ‘oracle 12c’:

With Oracle 12c now established in most organizations as the standard, we wanted to highlight a few of the lesser-known features of 12c Real Application Clusters: Oracle Flex Cluster: Oracle introduced the Flex cluster feature with the 12c release, which uses a Hub and Leaf architecture. A Hub node is like standard Grid infrastructure nodes

The Future Do you wonder what the future holds for the principal Oracle Database platform in terms of its RDBMS Architecture? The Oracle Multitenant Architecture is the platform for the future. Putting this plainly, the current Non-Multitenant Architecture (aka Legacy Architecture), will ultimately be de-supported so, if you’re serious as an Oracle DBA, you had

A few years ago, Oracle released a multitenant database architecture that featured a concept called Pluggable Databases. The basic idea behind this architecture is a set of containers. A multitenant database is comprised of: One root container which acts as the main repository for metadata and common users One seed pluggable database that acts as

In the latest release of Database 12c, Oracle has come up with another brilliant feature for performance monitoring: Real-Time Database Operation Monitoring. Real time SQL monitoring was introduced in 11g and helped with monitoring SQL query performance in real time. However, only individual SQL statements could be monitored in 11g. Now, imagine there is a batch

I guess many of you still remember good old times when your company had about three core applications, users were less than twenty, the client layer was installed on a few workstations and all this was fitting perfectly on 2 single instance databases. And then, the company grows, business gets diversified, and suddenly IT becomes

Oracle Database 12c’s multitenancy option represents a significant change in the traditional database architecture. For those not familiar with the multitenancy feature, it can be summarized as a single Oracle instance (known as a “Container Database” or CDB), with multiple databases (known as “Pluggable Databases” or PDBs) using the processes and memory structures of that